71530240

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 185431680

約数和(自身を除く): 113901440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 47, 58, 64, 80, 82, 94, 116, 128, 145, 160, 164, 188, 205, 232, 235, 256, 290, 320, 328, 376, 410, 464, 470, 580, 640, 656, 752, 820, 928, 940, 1160, 1189, 1280, 1312, 1363, 1504, 1640, 1856, 1880, 1927, 2320, 2378, 2624, 2726, 3008, 3280, 3712, 3760, 3854, 4640, 4756, 5248, 5452, 5945, 6016, 6560, 6815, 7424, 7520, 7708, 9280, 9512, 9635, 10496, 10904, 11890, 12032, 13120, 13630, 15040, 15416, 18560, 19024, 19270, 21808, 23780, 26240, 27260, 30080, 30832, 37120, 38048, 38540, 43616, 47560, 52480, 54520, 55883, 60160, 61664, 76096, 77080, 87232, 95120, 109040, 111766, 123328, 152192, 154160, 174464, 190240, 218080, 223532, 246656, 279415, 304384, 308320, 348928, 380480, 436160, 447064, 493312, 558830, 616640, 760960, 872320, 894128, 1117660, 1233280, 1521920, 1744640, 1788256, 2235320, 2466560, 3576512, 4470640, 7153024, 8941280, 14306048, 17882560, 35765120, 71530240]

約数ペア:

[(1, 71530240), (2, 35765120), (4, 17882560), (5, 14306048), (8, 8941280), (10, 7153024), (16, 4470640), (20, 3576512), (29, 2466560), (32, 2235320), (40, 1788256), (41, 1744640), (47, 1521920), (58, 1233280), (64, 1117660), (80, 894128), (82, 872320), (94, 760960), (116, 616640), (128, 558830), (145, 493312), (160, 447064), (164, 436160), (188, 380480), (205, 348928), (232, 308320), (235, 304384), (256, 279415), (290, 246656), (320, 223532), (328, 218080), (376, 190240), (410, 174464), (464, 154160), (470, 152192), (580, 123328), (640, 111766), (656, 109040), (752, 95120), (820, 87232), (928, 77080), (940, 76096), (1160, 61664), (1189, 60160), (1280, 55883), (1312, 54520), (1363, 52480), (1504, 47560), (1640, 43616), (1856, 38540), (1880, 38048), (1927, 37120), (2320, 30832), (2378, 30080), (2624, 27260), (2726, 26240), (3008, 23780), (3280, 21808), (3712, 19270), (3760, 19024), (3854, 18560), (4640, 15416), (4756, 15040), (5248, 13630), (5452, 13120), (5945, 12032), (6016, 11890), (6560, 10904), (6815, 10496), (7424, 9635), (7520, 9512), (7708, 9280)]